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Finding the Fourth Proportional to 444,302.40, 666,259.20 and 177,974.40

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Solution

The fourth proportional to 444,302.40, 666,259.20 and 177,974.40 is: 266,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,302.40 : 666,259.20 = 177,974.40 : x
  2. Step 2: Convert to fraction form
    444,302.40/666,259.20 = 177,974.40/x
  3. Step 3: Cross multiply
    444,302.40x = 666,259.20 × 177,974.40
  4. Step 4: Simplify right side
    444,302.40x = 118,577,081,364.48
  5. Step 5: Solve for x
    x = 118,577,081,364.48/444,302.40
  6. Step 6: Final answer
    x = 266,883.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.